-42.39% is the change from 979 to 564
Calculation steps:
[( 564 - 979 ) ÷ 979] x 100 = -42.39%
Formula
Percentage change = [(564 - 979) / 979] x 100
Subtract the new number by the original number
564 - 979 = -415
-415 ÷ 979 = -0.42390194075587334
-0.42390194075587334 x 100 = -42.39%